Question

why is variation necessary​

Answer 1

Answer:

Genetic variation is an important force in evolution as it allows natural selection to increase or decrease frequency of alleles already in the population. ... Genetic variation is advantageous to a population because it enables some individuals to adapt to the environment while maintaining the survival of the population.

Variation helps a species to survive, by causing individuals of a species to be genetically and physically different.

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Answer 2

Variation helps a species to survive, by causing individuals of a species to be genetically and physically different.

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